![Popular Science Radio show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/031/052/small/popular-science-radio.png)
Summary: What does a comet shaped like a rubber duck smell like? The <a href="http://www.sciencechannel.com/tv-shows/death-on-a-comet-the-rosetta-mission/death-on-a-comet-the-rosetta-mission-about/" target="_blank">Science Channel</a> (<a href="https://twitter.com/sciencechannel" target="_blank">@sciencechannel</a>) has the answer! Dr. Dan Riskin (<a href="https://twitter.com/riskindan" target="_blank">@riskindan</a>), Host of "<a href="http://www.sciencechannel.com/tv-shows/death-on-a-comet-the-rosetta-mission/death-on-a-comet-the-rosetta-mission-about/" target="_blank">Death on a Comet</a>", joins us to discuss the new Science Channel special.